Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A valve having a slender point fitting into a conical seat, used to regulate accurately the flow of a liquid or gas.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun A type of
valve having a smallorifice and aneedle -likeplunger , allowing precise regulation of generally small flow rates.
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